1. Used on an invitation to request a response

Encyclopedia: RSVP

• Austria-Hungary
• Austrian
• Austrian capital
• Austrian monetary unit
• Austrian schilling
• Austrian winter pea
• Austro-Asiatic
• Austro-Asiatic language
• Austrocedrus
• Austrocedrus chilensis
• Austronesia
• Austronesian
• Austronesian language
• Austrotaxus
• Austrotaxus spicata
• autacoid
• autacoidal
• autarchic
• autarchical
• autarchy
• autarkic
• autarkical
• autarky
• auteur
• authentic